88 legislative chambers in 46 states
The 2010 United States state legislative elections were held on November 2, 2010, halfway through President Barack Obama's first term in office. Elections were held for 88 legislative chambers, with all states but Louisiana, Mississippi, New Jersey and Virginia holding elections in at least one house. Kansas, New Mexico and South Carolina held elections for their lower, but not upper houses.
Republicans scored record gains, gaining at least 680 total seats and taking control of 19 legislative chambers, while the Democrats lost at least 21 chambers.The winners of this election cycle were slated to serve in their respective legislatures for either two or four-year terms, depending on state election rules.
|State||Previous UH||Result||Party control|
|Alabama||D 20-15||R 22–12, 1 Ind||Republican takeover|
|Arizona||R 18-12||R 21-9||Republican hold|
|Arkansas||D 27-8||D 20-15||Democratic hold|
|California||D 26–14, 2 Vac.||D 26–14, 2 Vac.||Democratic hold|
|Colorado||D 21-14||D 19-16||Democratic hold|
|Connecticut||D 24-12||D 23-13||Democratic hold|
|Delaware||D 15-6||D 14-7||Democratic hold|
|Florida||R 26–13, 1 Vac.||R 28-12||Republican hold|
|Georgia||R 34-22||R 35-21||Republican hold|
|Hawaii||D 23-2||D 24-1||Democratic hold|
|Idaho||R 28-7||R 28-7||Republican hold|
|Illinois||D 37-22||D 34-25||Democratic hold|
|Indiana||R 33-17||R 36-14||Republican hold|
|Iowa||D 32-18||D 27-23||Democratic hold|
|Kentucky||R 20–17, 1 Vac.||R 22–15, 1 Vac.||Republican hold|
|Maine||D 20-15||R 20–14, 1 Ind.||Republican takeover|
|Maryland||D 33-14||D 35-12||Democratic hold|
|Massachusetts||D 35-5||D 36-4||Democratic hold|
|Michigan||R 22-16||R 26-12||Republican hold|
|Minnesota||D 46-21||R 37-30||Republican takeover|
|Missouri||R 23-11||R 22-12||Republican hold|
|Montana||R 27–22, 1 Vac.||R 28-22||Republican hold|
|Nebraska||Unicameral and non–partisan Senate with 49 members|
|Nevada||D 12–7, 2 Vac.||D 11-10||Democratic hold|
|New Hampshire||D 14-10||R 19-5||Republican takeover|
|New York||D 32–29, 1 Vac.||R 32-30||Republican takeover|
|North Carolina||D 30-20||R 30-20||Republican takeover|
|North Dakota||R 26-21||R 35-12||Republican hold|
|Ohio||R 21-12||R 23-10||Republican hold|
|Oklahoma||R 26-22||R 32-16||Republican hold|
|Oregon||D 18-12||D 16-14||Democratic hold|
|Pennsylvania||R 30-20||R 30-20||Republican hold|
|Rhode Island||D 33–4, 1 Ind.||D 29–8, 1 Ind.||Democratic hold|
|South Dakota||R 21-14||R 30-5||Republican hold|
|Tennessee||R 19-14||R 20-13||Republican hold|
|Texas||R 19-12||R 19-12||Republican hold|
|Utah||R 21-8||R 22-7||Republican hold|
|Vermont||D 22–7, 1 P||D 21–8, 1 P||Democratic hold|
|Washington||D 31-18||D 27-22||Democratic hold|
|West Virginia||D 26-8||D 27-7||Democratic hold|
|Wisconsin||D 18-15||R 19-14||Republican takeover|
|Wyoming||R 23-7||R 26-4||Republican hold|
|State||Previous LH||Result||Party control|
|Alabama||D 60-45||R 62-43||Republican takeover|
|Alaska||R 22-18||R 23-17||Republican hold|
|Arizona||R 36-24||R 40-20||Republican hold|
|Arkansas||D 72-28||D 54-46||Democratic hold|
|California||D 50–29, 1 Ind||D 51-29||Democratic hold|
|Colorado||D 37–27, 1 Ind||R 33-32||Republican takeover|
|Connecticut||D 114-37||D 97-54||Democratic hold|
|Delaware||D 24-17||D 26-15||Democratic hold|
|Florida||R 76-44||R 81-39||Republican hold|
|Georgia||R 103–73, 1 Ind.||R 111–68, 1 Ind.||Republican hold|
|Hawaii||D 45-6||D 43-8||Democratic hold|
|Idaho||R 52-18||R 57-13||Republican hold|
|Illinois||D 70-48||D 64-54||Democratic hold|
|Indiana||D 52-48||R 60-40||Republican takeover|
|Iowa||D 56-44||R 58-42||Republican takeover|
|Kansas||R 77-48||R 92-33||Republican hold|
|Kentucky||D 65-35||D 58-42||Democratic hold|
|Maine||D 94–55, 1 Ind.||R 77–72, 1 Ind.||Republican takeover|
|Maryland||D 104-37||D 98-43||Democratic hold|
|Massachusetts||D 142–15, 2 Vac.||D 130-30||Democratic hold|
|Michigan||D 65–42, 2 Vac.||R 63-47||Republican takeover|
|Minnesota||D 87-47||R 72-62||Republican takeover|
|Missouri||R 88–74, 1 Vac.||R 105-58||Republican hold|
|Montana||50-50||R 67-33||Republican takeover|
|Nebraska||Unicameral and non–partisan Senate with 49 members|
|Nevada||D 28-14||D 26-16||Democratic hold|
|New Hampshire||D 216–174, 10 Vac.||R 298-102||Republican takeover|
|New Mexico||D 45-25||D 36-34||Democratic hold|
|New York||D 105–42, 2 I, 1 Vac||D 99–50, 1, I Vac.||Democratic hold|
|North Carolina||D 68-52||R 67–52, 1 Ind.||Republican takeover|
|North Dakota||R 58-36||R 69-25||Republican hold|
|Ohio||D 53-46||R 58-41||Republican takeover|
|Oklahoma||R 62-39||R 69-32||Republican hold|
|Pennsylvania||D 104–92, 1 Vac.||R 112-91||Republican takeover|
|Rhode Island||D 69-6||D 66-9||Democratic hold|
|South Carolina||R 73-51||R 75–48, 1 Vac.||Republican hold|
|South Dakota||R 46-24||R 50–19, 1 Ind.||Republican hold|
|Tennessee||R 51-48||R 68-31||Republican hold|
|Texas||R 76–73, 1 Vac.||R 98–51, 1 Vac.||Republican hold|
|Utah||R 53-22||R 59-16||Republican hold|
|Vermont||D 94–48, 5 P, 3 Ind.||D 93–48, 5 P, 3 Ind.||Democratic hold|
|Washington||D 61-37||D 55-43||Democratic hold|
|West Virginia||D 71-29||D 65-35||Democratic hold|
|Wisconsin||D 50–45, 2 Ind., 2 Vac.||R 60–38, 1 Ind.||Republican takeover|
|Wyoming||R 41-19||R 51-9||Republican hold|
|Political Party||Previous total||New total||Net change||% of Seats|
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